100 Pc SAE Hydraulic Lubrication Lube Grease Fitting Assortment Zerk Set Kit Box Red Hound Auto Deluxe 100-Piece SAE Grease Fitting Kit Heavy duty steel, zinc plated for rust resistance 1/8" NPT Straight(20) -- 1/8" NPT 45-degree(5) -- 1/8" NPT 90-degree(5) 1/4" 28TPI Straight(50) -- 1/4" 28TPI 45-degree(10) -- 1/4" 28TPI 90-degree(10) Includes handy storage case